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RADIO OPERATION AND EME EXPOSURE Your Motorola radio is designed to comply with the following national and international standards and guidelines regarding exposure of human beings to radio frequency electromagnetic energy: •...
DO NOT hold the antenna when the radio is “IN USE”. Holding the antenna affects call quality and may cause the radio to operate at a higher power level than needed. APPROVED ACCESSORIES For a list of approved Motorola accessories, look in the accessory section of the service manual. ELECTROMAGNETIC INTERFERENCE/COMPATIBILITY...
• Other Medical Devices If you use any other personal medical device, consult the manufacturer of your device to determine if it is adequately shielded from RF energy. Your physician may be able to assist you in obtaining this information. SAFETY AND GENERAL •...
MOBILE RADIO OPERATION AND EME EXPOSURE To assure optimal radio performance and that human exposure to radio frequency electromagnetic energy is within the guidelines referenced earlier in this document, transmit only when people outside the vehicle are at least the minimum lateral distance away from a properly installed, externally-mounted antenna.
This product is in conformance with the TETRA (TErrestrial Trunked RAdio) standard. This product is in conformance with the requirements of the applicable EU Council Directives. Declarations of Conformance with the requirements are located at: Motorola Ltd. Jays Close, Viables Industrial Estate Basingstoke, Hampshire RG22 4PD United Kingdom...
Dash Mounting General The MTM300 is mounted in a trunnion either on the transmission hump or on top of or under the dash. Refer to Figures 1 and 2. Planning is the key to fast, easy radio installation. Before a hole is drilled or a wire is run, inspect the vehicle and determine how and where you intend to mount the antenna, radio, and accessories.
Figure 4 Dash Mount Installation with Data Adapter FLN2659 (for Data Applications) Trunnion Installation Using the trunnion bracket as a template, mark the positions of the holes on the mounting surface (see Figure 6 or Figure 7). Use the innermost four holes for a curved mounting surface such as the transmission hump, and use the four outmost holes for a flat surface such as under the dash.
Plug the accessory plug into the accessory connector. Snap the strain relief clip, which is already threaded over the speaker cable and other accessory wires (if any), into the slot at the back of the radio. Accessory Plug Wires Strain Relief Clip Figure 5 Strain Relief Clip Installation Ensure that the plastic guides are aligned (horizontal) to the transceiver grooves.
Install the power cable (see page 12). Cut the power supply cable to the desired length and plug the power cable into the radio power connector (see Figure 8). 10. Route other accessory wires to appropriate locations in the vehicle and connect them to their respective accessories.
Power Cable Installation Before applying 13.8 VDC primary power to radio for the first time, inspect wiring going to accessory connector very carefully. Ensure that pin 1 (speaker+), and pin 2 (speaker-) ARE NOT connected to chassis ground. Failure to follow this precaution may result in permanent damage to the radio and require replacement of audio power amplifier integrated C a u t i o n circuit and/or complete transceiver board.
Connect the power cable red lead from the fuse holder to the positive (+) battery terminal. Make sure the adaptor cable is connected to the main power cable red lead. Plug fuse into in-line fuse holder (see Figure 11). Failure to mount the red lead of the power cable kit directly to the battery may result in Note severe alternator whine interference.
Insert the speaker into the trunnion bracket and tighten the two wing screws. Open the accessory plug and follow the instructions on pages 14-18. Figure 12 Mounting Speaker under Dashboard Installation Instructions for Accessory Plug Introduction To connect the various accessories to the MTM300, use the speaker’s accessory plug. When using the FLN2659 Data Adapter, do not use the speaker’s accessory plug (see Figure 4, page 9).
Tabs Cover Cover (Removed) (In Place) 13 Location Side Housing Wing Housing Location Numbers (Visible only when Flat Side wings are open) Wing Shell Figure 13 Disassembling and Reassembling Accessory Plug - Disassembly Reassembly Insert the pin housing back into the shell in the opposite way it was removed. Be certain that the 13-location side of the pin housing is facing the flat side of the shell.
Connection Plan for Speaker, Hands-Free Microphone, and PTT Switch VIEW UPON INSERTION SIDE SPEAKER SHIELD HANDS-FREE MICROPHONE EXTERNAL PTT SWITCH Figure 14 Speaker, Hands-Free Microphone, and PTT Switch Connection Plan • Remove the jumper wire from locations 4 and 9 in the accessory plug. •...
Do not short pin 16 on the accessory connector to ground, as this may damage the radio. C a u t i o n Connection Plan for Emergency Switch VIEW UPON INSERTION SIDE EMERGENCY SWITCH Figure 16 Connection Plan for Emergency Switch •...
Installation of Ignition Sense Cable An ignition sense cable is supplied with every Mobile Radio. Motorola strongly recommends that this ignition sense cable be used with every mobile installation of the Note radio. Its purpose is to avoid the possibility that the radio may reset and, therefore, turn off, during vehicle cranking, if the vehicle battery voltage drops below a certain level.
Remote Mounting General In the remote mount version of the MTM300, the radio unit (transceiver) and the control head are mounted in separate trunnions in the vehicle. A junction box interfaces the control head and the transceiver through a pair of cables. If purchased, a Junction Box with Data enables adding a laptop to the remote configuration.
Installing and Connecting the MTM300 Transceiver Trunnion Installation Using the trunnion bracket as a template, mark the positions of the holes on the mounting surface (see Figure 20). Use the innermost four holes for a curved mounting surface, and use the four outmost holes for a flat surface. Centerpunch the spots you have marked and drill a 4 mm Ø...
Transceiver Connections Connect the transceiver-to-junction box cable to the accessory connector. After mounting the antenna, run the antenna coaxial cable to the transceiver mounting location. If necessary, cut off the excess cable. Connect the antenna cable connector to the antenna BNC connector at the rear of the transceiver (see Figure 21).
Table 3 Mechanical Parts for Control Head Mounting Trunnion Motorola Catalogue Callout No. Description 0305760W01 WingScrew(2) 4380128N01 Screw (4) 4380128N01 Bushing (2) 3205780W01 Trunnion Not shown 0780127N02 Gasket Control Head Installation Install the bushings into the trunnion (see Figure 22).
Data Connection (available only Connection with Data Junction Box FLN2483) Figure 23 Connections to Junction Box Table 4 Mechanical Parts for FLN2451 Junction Box and FLN2483 Data Junction Box Callout No. Motorola Catalogue No. Description 0300139773 Screw (4)—not shown 1586069C01 Base Housing...
Power Cable Installation Before applying 13.8VDC primary power to radio for the first time, inspect wiring going to accessory connector very carefully. Ensure that pin 1 (speaker+), and pin 2 (speaker-) ARE NOT connected to chassis ground. Failure to follow this precaution may result in permanent damage to the transceiver and require replacement of audio power amplifier C a u t i o n integrated circuit and/or complete transceiver board.
Install ring lugs (supplied) onto stripped end of power cable black lead, and onto stripped end of red lead on fuse holder (see Figure 26). Locate the fuse holder as close to the battery as possible and away from any hot engine component.
Speaker Installation and Connection Introduction The MTM300 ships standard with the external speaker. The speaker is supplied with an accessory plug attached to its cable and a strain relief clip which is threaded over the cable between the speaker and accessory plug. Speaker Installation Ensure that the place where you are going to install the speaker is within user’s reach and that the speaker will not obstruct vehicle operation.
Accessory Plug Removal The accessory plug is not needed in case of remote mount installation. Squeeze tabs together (see , A), and remove the cover from the accessory plug (see Figure 28, B). Using thumb pressure from the bottom of the shell, push the pin housing up and out of the shell (see Figure 28, C).
Connections Plans for Junction Box Terminal Connection Plan for Speaker For connecting the speaker to the junction box terminal, see above. Connection Plan for Alarm Relay BUZZER ALTERNATIVE +12 V ALARM RELAY +12 V ALTERNATIVE JUNCTION BOX TERMINAL ALARM RELAY +12 V Figure 30 Alarm Relay Connection Plan Do not short pin 5 of the terminal board to ground, as this may damage the radio.
Connection Plan and Installation of Ignition Sense Cable An ignition sense cable, Motorola Kit Number GKN6263, is supplied with every mobile radio. Motorola strongly recommends that this ignition sense cable be used with every Note mobile installation of the radio. Its purpose is to avoid the possibility that the radio may reset and, therefore, turn off, during vehicle cranking, if the vehicle battery voltage drops below a certain level.
Desktop Mounting General The MTM300 may be desktop mounted. The Desktop Station option provides the radio with an accessory plug, tray, desk microphone, and power supply for use at a fixed location. There are two types of trays: HLN6404 with Speaker and HLN6405 without Speaker. If Desktop Tray HLN6404 was ordered, Accessory Plug HLN6412 is required for connecting the tray’s built-in speaker to the desktop station.
Figure 34 Desktop Installation with Tray HLN6405 and Data Adapter FLN2659 (for Data Applications) Desktop Installation Prepare the accessory plug for connection as explained below. Connect the accessory plug into the accessory connector at the bottom of the radio. Snap the strain relief clip, which is already threaded over the speaker cable (or wires), into the slot at the back of the radio.
Install the radio onto the tray. Plug the desk microphone cable into the connector on the radio’s front panel. Mount the antenna outdoors (see page 36). Connect the antenna cable to the antenna BNC connector located at the back of the radio.
Disassembly Squeeze tabs together (see Figure 36, A), and remove the cover from the accessory plug (see Figure 36, B). Using thumb pressure from the bottom of the shell, push the pin housing up and out of the shell (see Figure 36, C). Open out both wings of the pin housing (see Figure 36, C) 4a.
Connect the speaker wires to pins 1 and 3 of the accessory plug. VIEW UPON INSERTION SIDE SPEAKER Figure 37 Connection Plan for Speaker Do not short pins 1 and 3 of the accessory connector to ground, as this may damage the radio.
Desktop Tray HLN6404 Figure 38 Desktop Tray HLN6404 Table 5 Mechanical Parts for Desktop Tray HLN6404 Post. Part No Description 3580009K01 Grille Cloth, Speaker 5080085D03 Speaker, 75 x 44 mm dual (not applicable for HLN6405) 7510606A06 Bumper Rubber Black 0384725C09 Screw Tap 4.2 x 16 1580155J01 Housing, Desktop Tray...
Motorcycle Installation General The motorcycle installation is engineered and tested by Motorola as a functional unit and as such provides a reliable unit suitable for the motorcycle environment and operational via the included fist microphone and speaker. Some users may however require operation via existing helmet headset/microphone -combinations and PTT.
• Ensure that the radio trunnion is grounded. • Ensure that the control head and the control head trunnion are grounded. • Verify that there is sufficient space around the units to allow air flow and removal. • Verify that the cable from a handlebars mounted control head and to the radio unit is long enough to allow for the handles to be turned.
Figure 41 shows an example of a PTT controlled installation, where audio is routed to the external speaker mounted at the back when the PTT of the fist microphone is pressed. Audio will be present in both the internal and external loudspeaker. 12 V + Not supplied by Motorola JUNCTION BOX SHIELD MICROPHONE...
Figure 42 shows an installation where switching between the front microphone and loudspeaker and the back fist microphone and external loudspeaker takes place using a manual double switch S1. The switch can be activated by hand, or by the hinged cover. •...
If the used microphone is different from the Motorola standard microphone (80 mV, 560 ohm) an interface could be used. This can be placed either before the plug on the junction box or at P5. Figure 44 shows two examples of installations with interfaces to the microphone.
Plastic Guides Wing Screw Tabs Trunnion Wing Screw Groove Thread Hole for Mounting Surface Wing Screw Figure 45 Transceiver Trunnion Mounting Transceiver Connections Connect the transceiver-to-junction box cable to the accessory connector. After mounting the antenna (see page 45), run the antenna coaxial cable to the transceiver mounting location.
Secure the trunnion mounting bracket with the four screws supplied, ensuring that the trunnion is grounded. Bushing Figure 47 Control Head Mounting Trunnion Table 6 Mechanical parts for Control Head Mounting Trunnion (Motorcycle Version) Callout No. Motorola Catalogue No. Description 0305760W01 WingScrew(2) 4380128N01 Screw (4)
Control Head Connections The control head-to-junction box cable is 2.5 m long. To determine the required length, route the cable as required from control head to the junction box at the back of the motorcycle. Be careful to route the cable in such a way that it will not be subjected to abrasion, stretching, sharp bands or other types of injury.
Data Connection (available only Connection with Data Junction Box FLN2483) Figure 50 Connections to Junction Box Table 7 Mechanical Parts for FLN2451 Junction Box and FLN2483 Data Junction Box Callout No. Motorola Catalogue No. Description 0300139773 Screw (4)—not shown 1586069C01 Base Housing...
The DC power cable shipped with the mobile radio is long enough for installation. Begin the power cable installation in the following manner: Determine a routing plan for the power cable from the motorcycle box to the motorcycle’s battery. High degree of care should be exercised not to damage any existing vehicle wires. C a u t i o n Locate the nearest available vehicle chassis ground mounting point and shorten the black lead to remove excess cable length.
Speaker Installation and Connection Introduction The MTM300 ships standard with the external speaker. The speaker is supplied with two wires to be mounted on the Junction box terminal. Speaker Installation Ensure that the place where you are going to install the speaker is within user’s reach and that the speaker will not obstruct vehicle operation.
Figure 55 Emergency Switch Connection Plan Connection Plan and Installation of Ignition Sense Cable An ignition sense cable, Motorola Kit Number GKN6263, is supplied with every mobile radio. Motorola strongly recommends that this ignition sense cable be used with every mobile installation of the radio.
reset and, therefore, turn off, during vehicle cranking, if the vehicle battery voltage drops below a certain level. The ignition sense cable kit contains a thin cable and a fuse holder. To install the cable, carry out the following steps. Connect the stripped lead of the fuse holder cable only to an ignition switched terminal of the fuse block.